She is very tired. She needs _________________________. A: a day's and night's rest B: a day and night rest C: a day and night's rest D: rest of a day and night

Christmas Eve is______. A: the night of Christmas Day B: the night before Christmas Day C: the evening of Christmas Day

16.His nocturnal hammering ____ got on my nerves. A: day and night B: day after day C: all the night D: all day long

She has a sore throat and she coughs _____.() A: day and night B: days and nights C: a day and a night

They exerted themselves day and night to meet the _____.

____, and he had to go back home. A: Day having broken B: Night had fallen C: The day had broken D: Night fallen

若要人不知，除非己莫为。 The day has _______, the night has _______.

他们夜以继日地工作，为了能按时修建起这座大桥。 A: They worked day and night so that they could build the bridge on time. B: They worked day and night so that they could build the bridge again. C: They worked on day and night so that they could finish the bridge time.

When is the park open? A: A、in the day B: B、in the evening C: C、at night D: D、all day

What are the two days of the year when the length of the day is the same as the night?